Shuttle Buddy: Add-on motors are one option for the e-bike
rider. They provide the advantage of using a current model
bike, but add the complexity of a motor on a frame that wasn’t
designed to be used this way.

With its unconventional chainstays, AVE designers rely on this inventive chainguide pulley to keep the chain in check. We’d have to see
it in action, but this isn’t a design we would bet the farm on until it’s
proven in the long term.

The evolution of e-bike technology has obviously helped fire up the minds of some fresh thinkers of bike design.